DEP asbestos lab analysis form, 130 Liberty Street, July 2009

NYC 9/11 Public Portal Document

DEP CITY OF NEW YORK DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF ENVIRONMENTAL COMPLIANCE ELAP #11045

DERTA ASBESTOS LABORA TORY 96-05 HORACE HARDING EXPRESS WA Y CORONA, NEW YORK 11368 (718) 595-6291 FAX #(718) 595-6307

TEST METHODS: 1. Friable Material EPA 600/M4/82/020 2. Non Friable Material Item No. 198.6 (NOB by PLM)

/NC/DENT#: 184871706 DATE SAMPLED: 07-01-09 SAMPLED BY: H. GUIRGUIS DATE RECEIVED: 07-01-09 PREMISE ADDRESS: 130 LIBERTY ST (lYORLD TRADE CENTER) DATE ANALYZED: 07-01-09 BOROUGH: MANHA TTAN

Client # DEP Sample # 9070IA061005 90701A06I007 Laboratory # 90701/989 90701/991 Locatitm Sampled DEBRI IN BAG #3 DEBRI IN BAG #4 Gross Color BEIGE BROWN Homogenous YES NO Asbestos Present NO NO Asbestos Type (%) Non Asbestos Types (%) FIBROUS GLASS 75 CELLULOSE to MATRIX 25 MATRIX 90

Comments: CEMENTITIOUS LA VER EOR SAMPLE #007.

I Analyzed By: E. BRUTUS

Approved By:

Laboratory Director

Polarized Light Microscopy is not consistently relia^i'in detecting asbestos in flooring and simitar non-friable organically bound materials. Quantitative transmission electron microscopy is the only method that can be used to determine if this material cun be considered or treated as non-asbeslos containing. This report may not be reproduced except with the written approval of this laboratory. The test report relates only to the item(s) listed and does not represent a product endorsement by ELAP or any U.S. Government Agency.

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